Bug_
"Out of the worst nightmare!"
An earthquake releases a strain of mutant cockroaches with the ability to start fires, which proceed to cause destructive chaos in a small town. The studies carried out by scientist James Parmiter, however, reveal an intent with much more far-reaching consequences.
Director
Jeannot Szwarc
Starring
Bradford Dillman, Joanna Miles, Richard Gilliland
Updated Feb 16, 2026
WHERE TO WATCH
DROPTHE_ GOSSIP
Jeannot Szwarc →
Year context
Bug was released 51 years ago in 1975.
Bug is a Science Fiction, Horror, Mystery film with a runtime of 1h 39m.
CAST (12)
Bradford Dillman
Prof. James Parmiter
Joanna Miles
Carrie Parmiter
Richard Gilliland
Gerald Metbaum
Jamie Smith-Jackson
Norma Tacker
Alan Fudge
Prof. Mark Ross
Jesse Vint
Tom Tacker
James Greene
Rev. Kern
Patty McCormack
Sylvia Ross
Brendan Dillon
Charlie
JP
Jim Poyner
Kenny Tacker
Frederic Downs
Henry Tacker
SJ
Sam Javis
Taxi Driver
CREW
STUDIOS (1)
William Castle Productions
AWARDS (1)
B
Sitges Film Festival best special effects award
1976
WON
DETAILS
Release
Status
Released
Runtime
99 min (1h 39m)
Language
English
Country
Rating
5.3/10 (99 votes)
Popularity
26
IMDB
Trailer
FREQUENTLY ASKED QUESTIONS
What is Bug about?
An earthquake releases a strain of mutant cockroaches with the ability to start fires, which proceed to cause destructive chaos in a small town. The studies carried out by scientist James Parmiter, however, reveal an intent with much more far-reaching consequences.
How long is Bug?
Bug has a runtime of 99 minutes (1h 39m).
Who directed Bug?
Bug was directed by Jeannot Szwarc.
Who stars in Bug?
The cast of Bug includes Bradford Dillman, Joanna Miles, Richard Gilliland, Jamie Smith-Jackson, Alan Fudge.
What is the rating of Bug?
Bug has a rating of 5.3 out of 10 based on 99 votes on TMDB.
GENRES (4)
Science Fiction
Horror
Mystery
Thriller
KEYWORDS (12)
fire
based on novel or book
insect
mutation
mutant
animal attack
earthquake
cockroach
disaster
person on fire
house fire
biologist